[Class : 6] Iron And Steel Including Special Steel Including Alloy, Constructional Steel In Carbon, Manganese, Nickel, Chromium, Nickel Chromium, Chromium Molybdenum, Direct And Case Hardening Steels, Corrosion Resisting Steels, Carbon And Alloy Tool And Die Steels, High Speed Steels, Almour Steels, Magnet Steels, Electrical Steels, All Types Of Alloying Materials Required For Manufacture Of Alloy, Tool And Special Steels, Pig Iron, Cast Iron, Scrap Iron, Mild Steel, Steel Casting And Steel Forgings In All Categories Of Steel